Bone Tumors
A 19-year-old man presents with a 6-month history of progressive back pain in the thoracic spine. The pain is present during the day and night, partially relieved by NSAIDs. He has developed a mild scoliosis over this period. Imaging reveals a 3.5cm expansile, lytic lesion in the posterior elements of T8 with surrounding reactive bone formation. CT shows a well-defined lesion with a thin sclerotic rim. There are no soft tissue extensions. Regarding osteoblastoma:
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Osteoblastoma is a benign bone-forming tumor that represents approximately 1% of primary bone tumors...
Clinical presentation includes pain that is less responsive to NSAIDs compared to osteoid osteoma; n...
Osteoblastoma is defined as a lesion less than 1cm; it occurs most commonly in the diaphysis of long...
Imaging shows an expansile lytic lesion with variable matrix mineralization; CT demonstrates a well-...
Treatment is intralesional curettage with or without bone grafting for most lesions; en bloc resecti...
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